⬆️ Upgrade AppVeyor CI Config

appveyor.yml

@@ -1,22 +1,25 @@
 version: "{build}"
-os: Windows Server 2012 R2
 
-test: off
-deploy: off
+platform: x64
+
+branches:
+    only:
+      - master
+
+skip_tags: true
 
-init:
-  - cmd: rd /s /q %CHOCOLATEYINSTALL%
-  - ps: iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))
+environment:
+  APM_TEST_PACKAGES:
+
+  matrix:
+  - ATOM_CHANNEL: stable
+  - ATOM_CHANNEL: beta
 
 install:
-  - cinst atom -y
-  - cd %APPVEYOR_BUILD_FOLDER%
-  - "%LOCALAPPDATA%/atom/bin/apm install"
+  - ps: Install-Product node 5
 
 build_script:
-  - cd %APPVEYOR_BUILD_FOLDER%
-  - "%LOCALAPPDATA%/atom/bin/apm test --path %LOCALAPPDATA%/atom/bin/atom.cmd"
+  - ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/atom/ci/master/build-package.ps1'))
 
-branches:
-  only:
-    - master
+test: off
+deploy: off